/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 15:42:27,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 15:42:27,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 15:42:27,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 15:42:27,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 15:42:27,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 15:42:27,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 15:42:27,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 15:42:27,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 15:42:27,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 15:42:27,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 15:42:27,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 15:42:27,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 15:42:27,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 15:42:27,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 15:42:27,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 15:42:27,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 15:42:27,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 15:42:27,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 15:42:27,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 15:42:27,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 15:42:27,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 15:42:27,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 15:42:27,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 15:42:27,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 15:42:27,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 15:42:27,548 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 15:42:27,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 15:42:27,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 15:42:27,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 15:42:27,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 15:42:27,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 15:42:27,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 15:42:27,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 15:42:27,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 15:42:27,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 15:42:27,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 15:42:27,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 15:42:27,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 15:42:27,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 15:42:27,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 15:42:27,563 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 15:42:27,576 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 15:42:27,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 15:42:27,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 15:42:27,578 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 15:42:27,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 15:42:27,579 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 15:42:27,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 15:42:27,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 15:42:27,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 15:42:27,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 15:42:27,581 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 15:42:27,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 15:42:27,581 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 15:42:27,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 15:42:27,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 15:42:27,582 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 15:42:27,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 15:42:27,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 15:42:27,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:42:27,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 15:42:27,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 15:42:27,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 15:42:27,583 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 15:42:28,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 15:42:28,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 15:42:28,046 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 15:42:28,048 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 15:42:28,048 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 15:42:28,050 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2020-09-04 15:42:28,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1fa5e9b7b/34216bf276cd4696a6dc8a77b17dddbd/FLAGb7c946871 [2020-09-04 15:42:28,791 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 15:42:28,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2020-09-04 15:42:28,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1fa5e9b7b/34216bf276cd4696a6dc8a77b17dddbd/FLAGb7c946871 [2020-09-04 15:42:29,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1fa5e9b7b/34216bf276cd4696a6dc8a77b17dddbd [2020-09-04 15:42:29,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 15:42:29,063 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 15:42:29,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 15:42:29,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 15:42:29,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 15:42:29,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:42:29" (1/1) ... [2020-09-04 15:42:29,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@638aca3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29, skipping insertion in model container [2020-09-04 15:42:29,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 03:42:29" (1/1) ... [2020-09-04 15:42:29,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 15:42:29,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 15:42:29,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:42:29,580 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 15:42:29,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 15:42:29,748 INFO L208 MainTranslator]: Completed translation [2020-09-04 15:42:29,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29 WrapperNode [2020-09-04 15:42:29,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 15:42:29,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 15:42:29,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 15:42:29,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 15:42:29,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29" (1/1) ... [2020-09-04 15:42:29,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29" (1/1) ... [2020-09-04 15:42:29,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29" (1/1) ... [2020-09-04 15:42:29,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29" (1/1) ... [2020-09-04 15:42:29,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29" (1/1) ... [2020-09-04 15:42:29,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29" (1/1) ... [2020-09-04 15:42:29,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29" (1/1) ... [2020-09-04 15:42:29,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 15:42:29,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 15:42:29,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 15:42:29,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 15:42:29,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 15:42:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 15:42:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 15:42:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 15:42:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 15:42:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 15:42:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 15:42:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 15:42:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 15:42:30,001 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 15:42:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 15:42:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:42:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 15:42:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 15:42:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 15:42:30,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 15:42:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 15:42:30,003 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 15:42:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 15:42:30,004 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 15:42:30,005 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 15:42:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 15:42:30,006 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 15:42:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 15:42:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 15:42:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 15:42:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:42:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:42:30,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:42:30,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 15:42:30,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 15:42:30,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 15:42:30,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 15:42:30,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 15:42:30,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 15:42:30,009 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 15:42:30,009 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 15:42:30,009 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 15:42:30,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 15:42:30,010 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 15:42:30,010 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 15:42:30,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 15:42:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 15:42:30,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 15:42:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 15:42:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 15:42:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 15:42:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 15:42:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 15:42:30,011 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 15:42:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 15:42:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 15:42:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 15:42:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 15:42:30,012 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 15:42:30,013 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 15:42:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 15:42:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 15:42:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 15:42:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 15:42:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 15:42:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 15:42:30,014 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 15:42:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 15:42:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 15:42:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 15:42:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 15:42:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 15:42:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 15:42:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 15:42:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 15:42:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 15:42:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 15:42:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 15:42:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 15:42:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 15:42:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 15:42:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 15:42:30,017 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 15:42:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 15:42:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 15:42:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 15:42:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 15:42:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 15:42:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 15:42:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 15:42:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 15:42:30,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 15:42:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 15:42:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 15:42:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 15:42:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 15:42:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 15:42:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 15:42:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 15:42:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 15:42:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 15:42:31,228 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 15:42:31,229 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 15:42:31,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:42:31 BoogieIcfgContainer [2020-09-04 15:42:31,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 15:42:31,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 15:42:31,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 15:42:31,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 15:42:31,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 03:42:29" (1/3) ... [2020-09-04 15:42:31,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf9017d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:42:31, skipping insertion in model container [2020-09-04 15:42:31,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 03:42:29" (2/3) ... [2020-09-04 15:42:31,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cf9017d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 03:42:31, skipping insertion in model container [2020-09-04 15:42:31,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 03:42:31" (3/3) ... [2020-09-04 15:42:31,246 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2020-09-04 15:42:31,258 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 15:42:31,270 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 15:42:31,294 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 15:42:31,325 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 15:42:31,326 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 15:42:31,326 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 15:42:31,326 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 15:42:31,326 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 15:42:31,326 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 15:42:31,326 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 15:42:31,326 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 15:42:31,352 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states. [2020-09-04 15:42:31,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 15:42:31,376 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:31,378 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:42:31,378 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:31,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:31,386 INFO L82 PathProgramCache]: Analyzing trace with hash 938593778, now seen corresponding path program 1 times [2020-09-04 15:42:31,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:31,398 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [497707799] [2020-09-04 15:42:31,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:31,491 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,323 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:32,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 15:42:32,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 15:42:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:42:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:32,512 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:42:32,515 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [497707799] [2020-09-04 15:42:32,517 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:32,517 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 15:42:32,517 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414758200] [2020-09-04 15:42:32,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 15:42:32,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:32,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 15:42:32,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:42:32,545 INFO L87 Difference]: Start difference. First operand 325 states. Second operand 4 states. [2020-09-04 15:42:33,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:33,880 INFO L93 Difference]: Finished difference Result 510 states and 600 transitions. [2020-09-04 15:42:33,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 15:42:33,883 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 15:42:33,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:33,905 INFO L225 Difference]: With dead ends: 510 [2020-09-04 15:42:33,905 INFO L226 Difference]: Without dead ends: 321 [2020-09-04 15:42:33,911 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 15:42:33,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2020-09-04 15:42:34,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 274. [2020-09-04 15:42:34,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2020-09-04 15:42:34,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 299 transitions. [2020-09-04 15:42:34,059 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 299 transitions. Word has length 160 [2020-09-04 15:42:34,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:34,060 INFO L479 AbstractCegarLoop]: Abstraction has 274 states and 299 transitions. [2020-09-04 15:42:34,060 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 15:42:34,060 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 299 transitions. [2020-09-04 15:42:34,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 15:42:34,065 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:34,065 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:42:34,065 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 15:42:34,066 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:34,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:34,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1609710943, now seen corresponding path program 1 times [2020-09-04 15:42:34,066 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:34,067 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [145308709] [2020-09-04 15:42:34,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:34,070 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,527 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:34,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:42:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 15:42:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 15:42:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:34,654 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:42:34,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [145308709] [2020-09-04 15:42:34,655 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:34,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 15:42:34,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931103520] [2020-09-04 15:42:34,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 15:42:34,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:34,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 15:42:34,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 15:42:34,657 INFO L87 Difference]: Start difference. First operand 274 states and 299 transitions. Second operand 5 states. [2020-09-04 15:42:35,300 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:36,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:36,412 INFO L93 Difference]: Finished difference Result 433 states and 488 transitions. [2020-09-04 15:42:36,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 15:42:36,413 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 15:42:36,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:36,418 INFO L225 Difference]: With dead ends: 433 [2020-09-04 15:42:36,418 INFO L226 Difference]: Without dead ends: 310 [2020-09-04 15:42:36,421 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:42:36,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2020-09-04 15:42:36,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 264. [2020-09-04 15:42:36,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2020-09-04 15:42:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 286 transitions. [2020-09-04 15:42:36,499 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 286 transitions. Word has length 161 [2020-09-04 15:42:36,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:36,499 INFO L479 AbstractCegarLoop]: Abstraction has 264 states and 286 transitions. [2020-09-04 15:42:36,499 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 15:42:36,500 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 286 transitions. [2020-09-04 15:42:36,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 15:42:36,502 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:36,502 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:42:36,502 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 15:42:36,502 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:36,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:36,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1288155326, now seen corresponding path program 1 times [2020-09-04 15:42:36,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:36,503 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1957002439] [2020-09-04 15:42:36,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:36,506 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:36,882 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:36,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:36,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:36,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:36,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:42:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 15:42:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 15:42:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:37,092 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:42:37,092 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1957002439] [2020-09-04 15:42:37,092 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:37,093 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:42:37,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174367841] [2020-09-04 15:42:37,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:42:37,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:37,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:42:37,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:42:37,096 INFO L87 Difference]: Start difference. First operand 264 states and 286 transitions. Second operand 10 states. [2020-09-04 15:42:37,791 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:38,274 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:38,721 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:42:38,964 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:39,248 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:42:39,509 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:40,691 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:42,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:42,876 INFO L93 Difference]: Finished difference Result 703 states and 808 transitions. [2020-09-04 15:42:42,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 15:42:42,877 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 15:42:42,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:42,890 INFO L225 Difference]: With dead ends: 703 [2020-09-04 15:42:42,890 INFO L226 Difference]: Without dead ends: 554 [2020-09-04 15:42:42,891 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-04 15:42:42,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2020-09-04 15:42:43,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 485. [2020-09-04 15:42:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2020-09-04 15:42:43,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 545 transitions. [2020-09-04 15:42:43,145 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 545 transitions. Word has length 170 [2020-09-04 15:42:43,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:43,146 INFO L479 AbstractCegarLoop]: Abstraction has 485 states and 545 transitions. [2020-09-04 15:42:43,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:42:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 545 transitions. [2020-09-04 15:42:43,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 15:42:43,150 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:43,150 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:42:43,151 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 15:42:43,151 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:43,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:43,151 INFO L82 PathProgramCache]: Analyzing trace with hash -271509022, now seen corresponding path program 1 times [2020-09-04 15:42:43,151 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:43,152 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1736867706] [2020-09-04 15:42:43,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:43,155 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,538 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:43,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 15:42:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 15:42:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 15:42:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 15:42:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 15:42:43,781 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1736867706] [2020-09-04 15:42:43,782 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:43,782 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:42:43,783 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760452024] [2020-09-04 15:42:43,784 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:42:43,785 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:43,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:42:43,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:42:43,787 INFO L87 Difference]: Start difference. First operand 485 states and 545 transitions. Second operand 10 states. [2020-09-04 15:42:44,481 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:45,364 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:45,690 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:42:46,840 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:42:47,194 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:47,588 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:47,977 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:48,313 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:42:48,619 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:49,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:49,527 INFO L93 Difference]: Finished difference Result 1112 states and 1333 transitions. [2020-09-04 15:42:49,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 15:42:49,529 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 15:42:49,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:49,534 INFO L225 Difference]: With dead ends: 1112 [2020-09-04 15:42:49,534 INFO L226 Difference]: Without dead ends: 742 [2020-09-04 15:42:49,536 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 15:42:49,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2020-09-04 15:42:49,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 653. [2020-09-04 15:42:49,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2020-09-04 15:42:49,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 737 transitions. [2020-09-04 15:42:49,726 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 737 transitions. Word has length 179 [2020-09-04 15:42:49,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:49,726 INFO L479 AbstractCegarLoop]: Abstraction has 653 states and 737 transitions. [2020-09-04 15:42:49,727 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:42:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 737 transitions. [2020-09-04 15:42:49,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 15:42:49,730 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:49,730 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:42:49,730 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 15:42:49,730 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:49,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:49,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1165066921, now seen corresponding path program 1 times [2020-09-04 15:42:49,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:49,731 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1351300279] [2020-09-04 15:42:49,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:49,734 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,076 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:50,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:50,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:42:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:42:50,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:42:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:42:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 15:42:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 15:42:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:50,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:42:50,286 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1351300279] [2020-09-04 15:42:50,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:50,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 15:42:50,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679461125] [2020-09-04 15:42:50,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 15:42:50,287 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:50,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 15:42:50,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 15:42:50,288 INFO L87 Difference]: Start difference. First operand 653 states and 737 transitions. Second operand 10 states. [2020-09-04 15:42:51,820 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:52,145 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:42:52,495 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:42:52,829 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:53,165 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:53,462 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:54,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:42:54,476 INFO L93 Difference]: Finished difference Result 1326 states and 1565 transitions. [2020-09-04 15:42:54,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 15:42:54,478 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 208 [2020-09-04 15:42:54,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:42:54,483 INFO L225 Difference]: With dead ends: 1326 [2020-09-04 15:42:54,484 INFO L226 Difference]: Without dead ends: 788 [2020-09-04 15:42:54,486 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:42:54,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2020-09-04 15:42:54,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 672. [2020-09-04 15:42:54,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2020-09-04 15:42:54,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 757 transitions. [2020-09-04 15:42:54,718 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 757 transitions. Word has length 208 [2020-09-04 15:42:54,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:42:54,719 INFO L479 AbstractCegarLoop]: Abstraction has 672 states and 757 transitions. [2020-09-04 15:42:54,719 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 15:42:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 757 transitions. [2020-09-04 15:42:54,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 15:42:54,722 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:42:54,723 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:42:54,723 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 15:42:54,723 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:42:54,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:42:54,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1290271305, now seen corresponding path program 1 times [2020-09-04 15:42:54,724 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:42:54,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2043703347] [2020-09-04 15:42:54,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:42:54,726 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:42:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,145 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:42:55,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:42:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:42:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:42:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:42:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:42:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:42:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:42:55,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:42:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:42:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:42:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:42:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 15:42:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 15:42:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:42:55,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:42:55,386 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2043703347] [2020-09-04 15:42:55,387 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:42:55,387 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 15:42:55,388 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922113468] [2020-09-04 15:42:55,388 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 15:42:55,388 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:42:55,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 15:42:55,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 15:42:55,390 INFO L87 Difference]: Start difference. First operand 672 states and 757 transitions. Second operand 13 states. [2020-09-04 15:42:56,046 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:42:56,372 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:42:56,683 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:56,994 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:57,295 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:58,465 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:58,819 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:59,167 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:42:59,536 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:42:59,850 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:01,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:01,090 INFO L93 Difference]: Finished difference Result 1367 states and 1628 transitions. [2020-09-04 15:43:01,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 15:43:01,091 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 208 [2020-09-04 15:43:01,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:01,097 INFO L225 Difference]: With dead ends: 1367 [2020-09-04 15:43:01,097 INFO L226 Difference]: Without dead ends: 810 [2020-09-04 15:43:01,100 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-09-04 15:43:01,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2020-09-04 15:43:01,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 684. [2020-09-04 15:43:01,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 684 states. [2020-09-04 15:43:01,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 769 transitions. [2020-09-04 15:43:01,371 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 769 transitions. Word has length 208 [2020-09-04 15:43:01,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:43:01,371 INFO L479 AbstractCegarLoop]: Abstraction has 684 states and 769 transitions. [2020-09-04 15:43:01,372 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 15:43:01,372 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 769 transitions. [2020-09-04 15:43:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 15:43:01,377 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:43:01,377 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:43:01,378 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 15:43:01,378 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:43:01,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:43:01,378 INFO L82 PathProgramCache]: Analyzing trace with hash -599777164, now seen corresponding path program 1 times [2020-09-04 15:43:01,378 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:43:01,379 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1363273235] [2020-09-04 15:43:01,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:43:01,381 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:43:01,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,768 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:43:01,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:43:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:43:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:43:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:43:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:43:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:43:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 15:43:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 15:43:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 15:43:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:43:01,977 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1363273235] [2020-09-04 15:43:01,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:43:01,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 15:43:01,978 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359483793] [2020-09-04 15:43:01,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 15:43:01,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:43:01,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 15:43:01,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 15:43:01,979 INFO L87 Difference]: Start difference. First operand 684 states and 769 transitions. Second operand 7 states. [2020-09-04 15:43:02,492 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:03,193 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:05,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:05,492 INFO L93 Difference]: Finished difference Result 2053 states and 2462 transitions. [2020-09-04 15:43:05,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 15:43:05,493 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 208 [2020-09-04 15:43:05,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:05,505 INFO L225 Difference]: With dead ends: 2053 [2020-09-04 15:43:05,506 INFO L226 Difference]: Without dead ends: 1484 [2020-09-04 15:43:05,508 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-04 15:43:05,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2020-09-04 15:43:05,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1360. [2020-09-04 15:43:05,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1360 states. [2020-09-04 15:43:05,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1360 states and 1554 transitions. [2020-09-04 15:43:05,911 INFO L78 Accepts]: Start accepts. Automaton has 1360 states and 1554 transitions. Word has length 208 [2020-09-04 15:43:05,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:43:05,912 INFO L479 AbstractCegarLoop]: Abstraction has 1360 states and 1554 transitions. [2020-09-04 15:43:05,912 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 15:43:05,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1554 transitions. [2020-09-04 15:43:05,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-04 15:43:05,916 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:43:05,916 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:43:05,916 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 15:43:05,916 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:43:05,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:43:05,917 INFO L82 PathProgramCache]: Analyzing trace with hash -1814893236, now seen corresponding path program 1 times [2020-09-04 15:43:05,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:43:05,917 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [362309687] [2020-09-04 15:43:05,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:43:05,919 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:43:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,334 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:43:06,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:43:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:43:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:43:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:43:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:43:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:43:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 15:43:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 15:43:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-09-04 15:43:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-09-04 15:43:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:06,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:43:06,596 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [362309687] [2020-09-04 15:43:06,596 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:43:06,597 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 15:43:06,597 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721921357] [2020-09-04 15:43:06,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 15:43:06,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:43:06,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 15:43:06,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 15:43:06,598 INFO L87 Difference]: Start difference. First operand 1360 states and 1554 transitions. Second operand 14 states. [2020-09-04 15:43:07,360 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 15:43:08,336 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:09,682 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 15:43:10,305 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:43:10,730 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:11,066 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:11,712 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 15:43:12,048 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:12,426 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:12,747 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:15,509 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 15:43:16,224 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:16,547 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:16,995 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:18,124 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 15:43:18,715 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 15:43:19,330 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 15:43:20,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:20,077 INFO L93 Difference]: Finished difference Result 3895 states and 4683 transitions. [2020-09-04 15:43:20,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 15:43:20,078 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 213 [2020-09-04 15:43:20,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:20,094 INFO L225 Difference]: With dead ends: 3895 [2020-09-04 15:43:20,094 INFO L226 Difference]: Without dead ends: 2927 [2020-09-04 15:43:20,099 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 617 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=499, Invalid=1853, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 15:43:20,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2927 states. [2020-09-04 15:43:20,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2927 to 2493. [2020-09-04 15:43:20,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2493 states. [2020-09-04 15:43:20,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2493 states and 2829 transitions. [2020-09-04 15:43:20,994 INFO L78 Accepts]: Start accepts. Automaton has 2493 states and 2829 transitions. Word has length 213 [2020-09-04 15:43:20,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:43:20,995 INFO L479 AbstractCegarLoop]: Abstraction has 2493 states and 2829 transitions. [2020-09-04 15:43:20,995 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 15:43:20,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 2829 transitions. [2020-09-04 15:43:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-09-04 15:43:21,003 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:43:21,004 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:43:21,004 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 15:43:21,005 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:43:21,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:43:21,005 INFO L82 PathProgramCache]: Analyzing trace with hash -615196377, now seen corresponding path program 1 times [2020-09-04 15:43:21,005 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:43:21,005 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [33832412] [2020-09-04 15:43:21,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:43:21,058 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:43:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,467 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:43:21,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:43:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:43:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:43:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:43:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:43:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:43:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:43:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:43:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:43:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-09-04 15:43:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 15:43:21,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2020-09-04 15:43:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2020-09-04 15:43:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:21,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-04 15:43:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:22,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:43:22,004 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [33832412] [2020-09-04 15:43:22,004 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:43:22,004 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:43:22,005 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066496391] [2020-09-04 15:43:22,006 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:43:22,006 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:43:22,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:43:22,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:43:22,007 INFO L87 Difference]: Start difference. First operand 2493 states and 2829 transitions. Second operand 18 states. [2020-09-04 15:43:23,141 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:23,436 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:43:23,716 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:23,982 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:24,286 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:25,227 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:43:25,603 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 15:43:25,955 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:43:26,380 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:26,769 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:43:27,371 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:43:27,832 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 15:43:28,207 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:43:29,635 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:30,810 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:43:31,456 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:43:32,146 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 15:43:32,652 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:33,466 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:34,125 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:43:34,498 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:43:35,195 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 15:43:35,877 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 15:43:36,747 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 15:43:37,237 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:43:37,892 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 15:43:39,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:39,110 INFO L93 Difference]: Finished difference Result 5303 states and 6148 transitions. [2020-09-04 15:43:39,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-09-04 15:43:39,111 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 295 [2020-09-04 15:43:39,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:39,127 INFO L225 Difference]: With dead ends: 5303 [2020-09-04 15:43:39,128 INFO L226 Difference]: Without dead ends: 3187 [2020-09-04 15:43:39,136 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1430 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=934, Invalid=4322, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 15:43:39,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3187 states. [2020-09-04 15:43:40,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3187 to 2899. [2020-09-04 15:43:40,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2899 states. [2020-09-04 15:43:40,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 3238 transitions. [2020-09-04 15:43:40,343 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 3238 transitions. Word has length 295 [2020-09-04 15:43:40,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:43:40,343 INFO L479 AbstractCegarLoop]: Abstraction has 2899 states and 3238 transitions. [2020-09-04 15:43:40,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:43:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 3238 transitions. [2020-09-04 15:43:40,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2020-09-04 15:43:40,354 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:43:40,354 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:43:40,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 15:43:40,354 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:43:40,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:43:40,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1651886306, now seen corresponding path program 1 times [2020-09-04 15:43:40,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:43:40,355 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [334506829] [2020-09-04 15:43:40,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:43:40,373 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:43:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,780 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:43:40,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:43:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:43:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:43:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:43:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:43:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:43:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:43:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:43:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:40,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:40,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:43:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:43:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:43:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2020-09-04 15:43:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:43:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 15:43:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2020-09-04 15:43:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:41,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2020-09-04 15:43:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 15:43:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:41,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:43:41,571 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [334506829] [2020-09-04 15:43:41,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:43:41,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:43:41,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445007147] [2020-09-04 15:43:41,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:43:41,572 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:43:41,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:43:41,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:43:41,573 INFO L87 Difference]: Start difference. First operand 2899 states and 3238 transitions. Second operand 16 states. [2020-09-04 15:43:43,320 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:43:43,636 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:43,983 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:44,332 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:43:44,636 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:44,926 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:46,356 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:46,688 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:43:49,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:43:49,868 INFO L93 Difference]: Finished difference Result 7707 states and 8883 transitions. [2020-09-04 15:43:49,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 15:43:49,868 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 457 [2020-09-04 15:43:49,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:43:49,893 INFO L225 Difference]: With dead ends: 7707 [2020-09-04 15:43:49,893 INFO L226 Difference]: Without dead ends: 4486 [2020-09-04 15:43:49,907 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 101 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 15:43:49,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2020-09-04 15:43:51,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 3924. [2020-09-04 15:43:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3924 states. [2020-09-04 15:43:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3924 states and 4467 transitions. [2020-09-04 15:43:51,316 INFO L78 Accepts]: Start accepts. Automaton has 3924 states and 4467 transitions. Word has length 457 [2020-09-04 15:43:51,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:43:51,316 INFO L479 AbstractCegarLoop]: Abstraction has 3924 states and 4467 transitions. [2020-09-04 15:43:51,316 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:43:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3924 states and 4467 transitions. [2020-09-04 15:43:51,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2020-09-04 15:43:51,328 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:43:51,328 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:43:51,328 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 15:43:51,329 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:43:51,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:43:51,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1106427717, now seen corresponding path program 1 times [2020-09-04 15:43:51,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:43:51,330 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1827728799] [2020-09-04 15:43:51,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:43:51,352 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:43:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,739 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:43:51,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:43:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:43:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:43:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:43:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:43:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:43:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:43:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:43:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:43:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:43:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:51,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:43:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:43:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-09-04 15:43:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:43:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:43:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:43:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:43:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:43:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2020-09-04 15:43:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:43:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2020-09-04 15:43:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:43:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:43:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:43:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 15:43:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2020-09-04 15:43:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:43:52,391 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 15:43:52,392 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1827728799] [2020-09-04 15:43:52,392 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:43:52,392 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:43:52,392 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514765131] [2020-09-04 15:43:52,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:43:52,394 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:43:52,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:43:52,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:43:52,397 INFO L87 Difference]: Start difference. First operand 3924 states and 4467 transitions. Second operand 18 states. [2020-09-04 15:43:53,113 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:53,534 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:53,854 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:43:54,168 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:54,483 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:43:54,784 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:43:55,754 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:56,100 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:57,576 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:43:58,060 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:58,414 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:43:58,719 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:43:59,958 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:44:00,300 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:01,423 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:44:01,763 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:02,062 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:44:03,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:44:03,887 INFO L93 Difference]: Finished difference Result 7464 states and 8588 transitions. [2020-09-04 15:44:03,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-09-04 15:44:03,888 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 467 [2020-09-04 15:44:03,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:44:03,906 INFO L225 Difference]: With dead ends: 7464 [2020-09-04 15:44:03,907 INFO L226 Difference]: Without dead ends: 3949 [2020-09-04 15:44:03,917 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=414, Invalid=1748, Unknown=0, NotChecked=0, Total=2162 [2020-09-04 15:44:03,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3949 states. [2020-09-04 15:44:05,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3949 to 3829. [2020-09-04 15:44:05,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3829 states. [2020-09-04 15:44:05,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 4330 transitions. [2020-09-04 15:44:05,058 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 4330 transitions. Word has length 467 [2020-09-04 15:44:05,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:44:05,058 INFO L479 AbstractCegarLoop]: Abstraction has 3829 states and 4330 transitions. [2020-09-04 15:44:05,058 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:44:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 4330 transitions. [2020-09-04 15:44:05,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2020-09-04 15:44:05,072 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:44:05,072 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:44:05,073 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 15:44:05,073 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:44:05,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:44:05,073 INFO L82 PathProgramCache]: Analyzing trace with hash 541502492, now seen corresponding path program 1 times [2020-09-04 15:44:05,073 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:44:05,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1411092388] [2020-09-04 15:44:05,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:44:05,100 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:44:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,581 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:44:05,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:44:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:44:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:44:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:44:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:44:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:44:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:44:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:44:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:44:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:44:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:44:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:44:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2020-09-04 15:44:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:44:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2020-09-04 15:44:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2020-09-04 15:44:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2020-09-04 15:44:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 15:44:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:05,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 15:44:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:06,145 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:44:06,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1411092388] [2020-09-04 15:44:06,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:44:06,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:44:06,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532109606] [2020-09-04 15:44:06,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:44:06,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:44:06,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:44:06,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:44:06,147 INFO L87 Difference]: Start difference. First operand 3829 states and 4330 transitions. Second operand 16 states. [2020-09-04 15:44:06,710 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:07,894 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:44:11,574 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:11,906 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:12,252 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:12,583 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:12,906 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:13,238 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:44:13,549 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:13,880 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:14,205 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:14,542 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:14,871 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:44:15,196 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:15,805 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:44:16,134 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:44:16,718 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:44:17,065 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:17,426 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:44:17,761 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:44:20,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:44:20,396 INFO L93 Difference]: Finished difference Result 10965 states and 12616 transitions. [2020-09-04 15:44:20,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 15:44:20,397 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 472 [2020-09-04 15:44:20,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:44:20,434 INFO L225 Difference]: With dead ends: 10965 [2020-09-04 15:44:20,434 INFO L226 Difference]: Without dead ends: 7264 [2020-09-04 15:44:20,450 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 110 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 557 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=491, Invalid=1959, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 15:44:20,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7264 states. [2020-09-04 15:44:22,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7264 to 7067. [2020-09-04 15:44:22,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7067 states. [2020-09-04 15:44:22,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7067 states to 7067 states and 7900 transitions. [2020-09-04 15:44:22,886 INFO L78 Accepts]: Start accepts. Automaton has 7067 states and 7900 transitions. Word has length 472 [2020-09-04 15:44:22,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:44:22,887 INFO L479 AbstractCegarLoop]: Abstraction has 7067 states and 7900 transitions. [2020-09-04 15:44:22,887 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:44:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand 7067 states and 7900 transitions. [2020-09-04 15:44:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2020-09-04 15:44:22,905 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:44:22,906 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:44:22,906 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 15:44:22,906 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:44:22,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:44:22,906 INFO L82 PathProgramCache]: Analyzing trace with hash -497234261, now seen corresponding path program 1 times [2020-09-04 15:44:22,907 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:44:22,907 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [155908089] [2020-09-04 15:44:22,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:44:22,927 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:44:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,317 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:44:23,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:44:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:44:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:44:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:44:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:44:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:44:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 15:44:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 15:44:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:44:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:44:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 15:44:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:44:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:44:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:44:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:44:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2020-09-04 15:44:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 15:44:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 15:44:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:23,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 15:44:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 15:44:24,008 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [155908089] [2020-09-04 15:44:24,009 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:44:24,009 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-09-04 15:44:24,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093970196] [2020-09-04 15:44:24,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 15:44:24,010 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:44:24,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 15:44:24,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 15:44:24,011 INFO L87 Difference]: Start difference. First operand 7067 states and 7900 transitions. Second operand 22 states. [2020-09-04 15:44:24,618 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:25,052 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:25,380 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:44:25,702 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:26,022 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 15:44:26,324 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:27,389 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:30,709 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-09-04 15:44:32,224 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:32,565 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:32,920 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:33,262 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:33,592 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:33,924 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:34,236 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:34,572 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:34,902 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:35,276 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:35,602 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:35,944 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:36,564 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:44:37,200 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:44:37,791 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:44:40,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:44:40,674 INFO L93 Difference]: Finished difference Result 13953 states and 15965 transitions. [2020-09-04 15:44:40,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-09-04 15:44:40,675 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 473 [2020-09-04 15:44:40,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:44:40,724 INFO L225 Difference]: With dead ends: 13953 [2020-09-04 15:44:40,724 INFO L226 Difference]: Without dead ends: 7566 [2020-09-04 15:44:40,744 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1150 ImplicationChecksByTransitivity, 8.8s TimeCoverageRelationStatistics Valid=895, Invalid=3797, Unknown=0, NotChecked=0, Total=4692 [2020-09-04 15:44:40,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7566 states. [2020-09-04 15:44:42,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7566 to 6623. [2020-09-04 15:44:42,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6623 states. [2020-09-04 15:44:42,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6623 states to 6623 states and 7394 transitions. [2020-09-04 15:44:42,864 INFO L78 Accepts]: Start accepts. Automaton has 6623 states and 7394 transitions. Word has length 473 [2020-09-04 15:44:42,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:44:42,865 INFO L479 AbstractCegarLoop]: Abstraction has 6623 states and 7394 transitions. [2020-09-04 15:44:42,865 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 15:44:42,865 INFO L276 IsEmpty]: Start isEmpty. Operand 6623 states and 7394 transitions. [2020-09-04 15:44:42,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2020-09-04 15:44:42,882 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:44:42,882 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:44:42,883 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 15:44:42,883 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:44:42,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:44:42,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1651795783, now seen corresponding path program 2 times [2020-09-04 15:44:42,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:44:42,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1840766891] [2020-09-04 15:44:42,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:44:42,906 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:44:42,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,285 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:44:43,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:43,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:44:43,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:44:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:44:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:44:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:44:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:44:43,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:44:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:44:43,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:44:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:44:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:43,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:44:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:44:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 15:44:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:44:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:44:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:44:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:44:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:44:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:44:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2020-09-04 15:44:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:44:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 15:44:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:44:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:44:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:44:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 15:44:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 15:44:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:44:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:44:43,953 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1840766891] [2020-09-04 15:44:43,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:44:43,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:44:43,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022465111] [2020-09-04 15:44:43,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:44:43,954 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:44:43,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:44:43,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:44:43,954 INFO L87 Difference]: Start difference. First operand 6623 states and 7394 transitions. Second operand 18 states. [2020-09-04 15:44:44,594 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:46,652 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:46,999 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:47,638 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:44:47,977 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:44:48,565 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:44:48,887 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:44:49,457 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:44:49,826 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:50,182 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:50,496 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:50,819 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:44:52,545 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:44:52,886 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:44:59,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:44:59,583 INFO L93 Difference]: Finished difference Result 13902 states and 16171 transitions. [2020-09-04 15:44:59,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 15:44:59,584 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 473 [2020-09-04 15:44:59,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:44:59,618 INFO L225 Difference]: With dead ends: 13902 [2020-09-04 15:44:59,618 INFO L226 Difference]: Without dead ends: 9891 [2020-09-04 15:44:59,632 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 124 SyntacticMatches, 6 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1001 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=719, Invalid=3063, Unknown=0, NotChecked=0, Total=3782 [2020-09-04 15:44:59,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9891 states. [2020-09-04 15:45:02,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9891 to 7872. [2020-09-04 15:45:02,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7872 states. [2020-09-04 15:45:02,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7872 states to 7872 states and 8753 transitions. [2020-09-04 15:45:02,933 INFO L78 Accepts]: Start accepts. Automaton has 7872 states and 8753 transitions. Word has length 473 [2020-09-04 15:45:02,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:45:02,934 INFO L479 AbstractCegarLoop]: Abstraction has 7872 states and 8753 transitions. [2020-09-04 15:45:02,934 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:45:02,934 INFO L276 IsEmpty]: Start isEmpty. Operand 7872 states and 8753 transitions. [2020-09-04 15:45:02,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2020-09-04 15:45:02,949 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:45:02,950 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:45:02,950 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 15:45:02,950 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:45:02,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:45:02,951 INFO L82 PathProgramCache]: Analyzing trace with hash 1733568864, now seen corresponding path program 1 times [2020-09-04 15:45:02,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:45:02,951 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [718287622] [2020-09-04 15:45:02,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:45:02,963 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:45:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,393 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:45:03,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:45:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:45:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:45:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:45:03,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:45:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:45:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:45:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:45:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:03,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:45:03,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:45:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:03,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:45:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 15:45:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:45:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:45:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2020-09-04 15:45:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2020-09-04 15:45:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2020-09-04 15:45:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:03,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 15:45:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:03,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2020-09-04 15:45:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:04,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:45:04,016 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [718287622] [2020-09-04 15:45:04,016 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:45:04,016 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 15:45:04,016 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785770361] [2020-09-04 15:45:04,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 15:45:04,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:45:04,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 15:45:04,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2020-09-04 15:45:04,018 INFO L87 Difference]: Start difference. First operand 7872 states and 8753 transitions. Second operand 18 states. [2020-09-04 15:45:04,651 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:06,514 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:45:06,857 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:45:07,200 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:07,790 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:45:08,124 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:45:08,748 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 15:45:09,066 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:45:09,658 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 15:45:10,047 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:45:10,454 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:45:10,788 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:45:11,122 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:12,386 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:45:12,731 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:45:13,398 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 15:45:14,109 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:45:14,725 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 15:45:15,432 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:45:15,778 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:45:19,320 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:20,839 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:45:21,261 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:45:22,025 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:45:22,655 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 15:45:23,241 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 15:45:29,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:45:29,880 INFO L93 Difference]: Finished difference Result 18085 states and 21163 transitions. [2020-09-04 15:45:29,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2020-09-04 15:45:29,881 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 488 [2020-09-04 15:45:29,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:45:29,923 INFO L225 Difference]: With dead ends: 18085 [2020-09-04 15:45:29,923 INFO L226 Difference]: Without dead ends: 13354 [2020-09-04 15:45:29,946 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 147 SyntacticMatches, 7 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3017 ImplicationChecksByTransitivity, 12.5s TimeCoverageRelationStatistics Valid=1590, Invalid=7530, Unknown=0, NotChecked=0, Total=9120 [2020-09-04 15:45:29,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13354 states. [2020-09-04 15:45:33,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13354 to 9564. [2020-09-04 15:45:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9564 states. [2020-09-04 15:45:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9564 states to 9564 states and 10591 transitions. [2020-09-04 15:45:33,029 INFO L78 Accepts]: Start accepts. Automaton has 9564 states and 10591 transitions. Word has length 488 [2020-09-04 15:45:33,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:45:33,029 INFO L479 AbstractCegarLoop]: Abstraction has 9564 states and 10591 transitions. [2020-09-04 15:45:33,029 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 15:45:33,029 INFO L276 IsEmpty]: Start isEmpty. Operand 9564 states and 10591 transitions. [2020-09-04 15:45:33,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 652 [2020-09-04 15:45:33,046 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:45:33,047 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:45:33,047 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 15:45:33,047 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:45:33,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:45:33,048 INFO L82 PathProgramCache]: Analyzing trace with hash 570595957, now seen corresponding path program 1 times [2020-09-04 15:45:33,048 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:45:33,048 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1473546003] [2020-09-04 15:45:33,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:45:33,062 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:45:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,418 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:45:33,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:45:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:45:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:45:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:45:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:45:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:45:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:45:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:45:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:33,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:45:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:45:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:45:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 15:45:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:45:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:45:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2020-09-04 15:45:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2020-09-04 15:45:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2020-09-04 15:45:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:45:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2020-09-04 15:45:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:45:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:45:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2020-09-04 15:45:33,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 15:45:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2020-09-04 15:45:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2020-09-04 15:45:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:33,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2020-09-04 15:45:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:34,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-09-04 15:45:34,536 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1473546003] [2020-09-04 15:45:34,536 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:45:34,536 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 15:45:34,536 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319720852] [2020-09-04 15:45:34,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 15:45:34,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:45:34,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 15:45:34,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-09-04 15:45:34,538 INFO L87 Difference]: Start difference. First operand 9564 states and 10591 transitions. Second operand 11 states. [2020-09-04 15:45:35,138 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 15:45:36,084 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:40,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:45:40,323 INFO L93 Difference]: Finished difference Result 11851 states and 13418 transitions. [2020-09-04 15:45:40,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-09-04 15:45:40,323 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 651 [2020-09-04 15:45:40,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:45:40,336 INFO L225 Difference]: With dead ends: 11851 [2020-09-04 15:45:40,336 INFO L226 Difference]: Without dead ends: 4417 [2020-09-04 15:45:40,354 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 380 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=291, Invalid=1115, Unknown=0, NotChecked=0, Total=1406 [2020-09-04 15:45:40,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4417 states. [2020-09-04 15:45:41,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4417 to 3959. [2020-09-04 15:45:41,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3959 states. [2020-09-04 15:45:41,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 3959 states and 4276 transitions. [2020-09-04 15:45:41,672 INFO L78 Accepts]: Start accepts. Automaton has 3959 states and 4276 transitions. Word has length 651 [2020-09-04 15:45:41,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:45:41,673 INFO L479 AbstractCegarLoop]: Abstraction has 3959 states and 4276 transitions. [2020-09-04 15:45:41,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 15:45:41,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 4276 transitions. [2020-09-04 15:45:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2020-09-04 15:45:41,681 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:45:41,682 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:45:41,682 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 15:45:41,682 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:45:41,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:45:41,683 INFO L82 PathProgramCache]: Analyzing trace with hash 1619178254, now seen corresponding path program 1 times [2020-09-04 15:45:41,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:45:41,683 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1897138253] [2020-09-04 15:45:41,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:45:41,700 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:45:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,090 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:45:42,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:45:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:45:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:45:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:45:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:45:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:45:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:45:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:45:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:45:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:45:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:45:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-04 15:45:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:45:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:45:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 15:45:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 15:45:42,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:45:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2020-09-04 15:45:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2020-09-04 15:45:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2020-09-04 15:45:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2020-09-04 15:45:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2020-09-04 15:45:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:42,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:45:42,712 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1897138253] [2020-09-04 15:45:42,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:45:42,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 15:45:42,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21025939] [2020-09-04 15:45:42,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 15:45:42,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:45:42,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 15:45:42,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-09-04 15:45:42,714 INFO L87 Difference]: Start difference. First operand 3959 states and 4276 transitions. Second operand 17 states. [2020-09-04 15:45:43,335 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:44,290 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:45,183 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:46,141 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:45:46,472 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:45:47,078 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:45:47,400 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 15:45:47,987 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:45:48,314 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:45:48,880 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 15:45:52,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:45:52,516 INFO L93 Difference]: Finished difference Result 6947 states and 7666 transitions. [2020-09-04 15:45:52,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-09-04 15:45:52,517 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 575 [2020-09-04 15:45:52,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:45:52,529 INFO L225 Difference]: With dead ends: 6947 [2020-09-04 15:45:52,529 INFO L226 Difference]: Without dead ends: 4376 [2020-09-04 15:45:52,537 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 140 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 736 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=590, Invalid=2166, Unknown=0, NotChecked=0, Total=2756 [2020-09-04 15:45:52,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4376 states. [2020-09-04 15:45:53,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4376 to 3760. [2020-09-04 15:45:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3760 states. [2020-09-04 15:45:53,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3760 states and 4025 transitions. [2020-09-04 15:45:53,792 INFO L78 Accepts]: Start accepts. Automaton has 3760 states and 4025 transitions. Word has length 575 [2020-09-04 15:45:53,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:45:53,793 INFO L479 AbstractCegarLoop]: Abstraction has 3760 states and 4025 transitions. [2020-09-04 15:45:53,793 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 15:45:53,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3760 states and 4025 transitions. [2020-09-04 15:45:53,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2020-09-04 15:45:53,799 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:45:53,800 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:45:53,800 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 15:45:53,800 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:45:53,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:45:53,800 INFO L82 PathProgramCache]: Analyzing trace with hash 663065807, now seen corresponding path program 2 times [2020-09-04 15:45:53,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:45:53,801 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1518351577] [2020-09-04 15:45:53,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:45:53,814 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:45:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,245 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:45:54,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:45:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:45:54,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:45:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:45:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:45:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:45:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:45:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:45:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:45:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:45:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:45:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-04 15:45:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:45:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:45:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 15:45:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 15:45:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:45:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:45:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:45:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:45:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:45:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:45:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2020-09-04 15:45:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 15:45:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:45:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2020-09-04 15:45:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:45:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:45:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:45:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 15:45:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 15:45:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:45:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:45:54,776 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1518351577] [2020-09-04 15:45:54,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:45:54,776 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 15:45:54,776 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820093019] [2020-09-04 15:45:54,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 15:45:54,777 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:45:54,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 15:45:54,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2020-09-04 15:45:54,778 INFO L87 Difference]: Start difference. First operand 3760 states and 4025 transitions. Second operand 14 states. [2020-09-04 15:45:55,361 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:56,181 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:45:57,020 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:45:59,709 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:46:02,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:46:02,716 INFO L93 Difference]: Finished difference Result 7400 states and 8127 transitions. [2020-09-04 15:46:02,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-09-04 15:46:02,717 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 586 [2020-09-04 15:46:02,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:46:02,729 INFO L225 Difference]: With dead ends: 7400 [2020-09-04 15:46:02,729 INFO L226 Difference]: Without dead ends: 5028 [2020-09-04 15:46:02,737 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 154 SyntacticMatches, 5 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1012 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=648, Invalid=2658, Unknown=0, NotChecked=0, Total=3306 [2020-09-04 15:46:02,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5028 states. [2020-09-04 15:46:04,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5028 to 4231. [2020-09-04 15:46:04,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4231 states. [2020-09-04 15:46:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 4231 states and 4525 transitions. [2020-09-04 15:46:04,123 INFO L78 Accepts]: Start accepts. Automaton has 4231 states and 4525 transitions. Word has length 586 [2020-09-04 15:46:04,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:46:04,123 INFO L479 AbstractCegarLoop]: Abstraction has 4231 states and 4525 transitions. [2020-09-04 15:46:04,123 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 15:46:04,123 INFO L276 IsEmpty]: Start isEmpty. Operand 4231 states and 4525 transitions. [2020-09-04 15:46:04,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2020-09-04 15:46:04,130 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 15:46:04,131 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 15:46:04,131 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 15:46:04,131 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 15:46:04,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 15:46:04,131 INFO L82 PathProgramCache]: Analyzing trace with hash -232111497, now seen corresponding path program 1 times [2020-09-04 15:46:04,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 15:46:04,131 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1951836143] [2020-09-04 15:46:04,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 15:46:04,144 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 15:46:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,621 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 15:46:04,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 15:46:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 15:46:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 15:46:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 15:46:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 15:46:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 15:46:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 15:46:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:46:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:46:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:46:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 15:46:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 15:46:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:46:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:46:04,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:46:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:46:04,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 15:46:04,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:46:04,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 15:46:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 15:46:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 15:46:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 15:46:04,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 15:46:04,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 15:46:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 15:46:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:46:04,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2020-09-04 15:46:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 15:46:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 15:46:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:46:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:46:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 15:46:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 15:46:04,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2020-09-04 15:46:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 15:46:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 15:46:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2020-09-04 15:46:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 15:46:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 15:46:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 15:46:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 15:46:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:04,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 15:46:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 15:46:05,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 15:46:05,135 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1951836143] [2020-09-04 15:46:05,135 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 15:46:05,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 15:46:05,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074984326] [2020-09-04 15:46:05,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 15:46:05,136 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 15:46:05,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 15:46:05,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-09-04 15:46:05,136 INFO L87 Difference]: Start difference. First operand 4231 states and 4525 transitions. Second operand 16 states. [2020-09-04 15:46:05,749 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:46:06,618 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:46:07,475 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 15:46:08,394 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:46:08,713 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:46:09,071 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:46:09,385 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:46:09,721 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:46:10,046 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:46:10,344 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 15:46:13,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 15:46:13,583 INFO L93 Difference]: Finished difference Result 7187 states and 7797 transitions. [2020-09-04 15:46:13,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 15:46:13,584 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 586 [2020-09-04 15:46:13,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 15:46:13,588 INFO L225 Difference]: With dead ends: 7187 [2020-09-04 15:46:13,588 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 15:46:13,603 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 148 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=578, Invalid=1972, Unknown=0, NotChecked=0, Total=2550 [2020-09-04 15:46:13,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 15:46:13,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 15:46:13,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 15:46:13,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 15:46:13,605 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 586 [2020-09-04 15:46:13,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 15:46:13,605 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 15:46:13,605 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 15:46:13,606 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 15:46:13,606 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 15:46:13,606 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-04 15:46:13,609 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 15:46:14,911 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:46:15,248 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:46:15,594 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:46:15,995 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 15:46:16,313 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:46:16,490 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:16,801 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:46:17,570 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 15:46:17,989 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 15:46:18,352 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 15:46:18,743 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 15:46:18,924 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:46:19,692 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 15:46:20,017 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:46:20,195 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:20,605 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 15:46:21,194 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 15:46:21,371 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:46:21,556 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:46:21,889 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:46:22,080 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:46:22,401 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:46:22,724 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:46:23,054 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:46:23,414 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 15:46:23,978 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:46:24,301 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:46:24,477 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:46:24,652 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:46:24,824 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:46:25,132 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:46:26,344 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:46:26,700 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:46:27,077 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 15:46:27,254 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:46:27,426 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:46:28,684 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:46:28,875 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:46:30,082 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:46:30,392 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:46:31,178 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 15:46:31,624 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 197 [2020-09-04 15:46:32,406 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 15:46:33,191 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 15:46:34,487 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 253 DAG size of output: 241 [2020-09-04 15:46:35,225 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 15:46:35,961 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 15:46:36,537 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 209 [2020-09-04 15:46:37,325 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 15:46:38,043 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:46:38,819 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 15:46:39,534 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 15:46:40,227 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:46:40,871 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 15:46:41,595 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 15:46:42,288 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:46:43,027 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 15:46:43,526 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-09-04 15:46:44,311 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 15:46:44,808 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-09-04 15:46:45,502 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 231 [2020-09-04 15:46:46,192 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:46:46,970 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 236 [2020-09-04 15:46:47,604 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 15:46:48,333 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 15:46:48,825 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 203 [2020-09-04 15:46:49,563 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 15:46:50,048 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2020-09-04 15:46:50,742 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:46:51,435 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:46:52,214 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 15:46:52,705 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 199 [2020-09-04 15:46:53,371 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 15:46:54,093 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 15:46:54,932 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 230 [2020-09-04 15:46:55,770 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 230 [2020-09-04 15:46:56,720 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 15:46:57,156 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 194 [2020-09-04 15:46:57,915 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 15:46:58,885 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 15:46:59,665 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 15:47:00,501 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 232 [2020-09-04 15:47:01,191 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:47:01,934 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 15:47:02,752 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 229 [2020-09-04 15:47:03,563 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 15:47:04,294 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 15:47:04,993 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:47:05,790 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 227 [2020-09-04 15:47:06,751 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 234 [2020-09-04 15:47:07,421 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 15:47:08,196 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 15:47:08,886 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:47:09,839 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 15:47:10,530 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:47:11,178 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 15:47:11,953 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 15:47:12,543 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 15:47:13,268 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 15:47:14,079 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 15:47:14,852 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 15:47:15,224 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 203 [2020-09-04 15:47:16,048 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 230 [2020-09-04 15:47:16,547 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-09-04 15:47:17,388 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 15:47:18,349 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 234 [2020-09-04 15:47:18,731 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 15:47:19,223 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-09-04 15:47:20,182 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 15:47:20,925 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 15:47:21,709 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 15:47:22,200 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 203 [2020-09-04 15:47:22,582 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 205 [2020-09-04 15:47:23,067 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 204 [2020-09-04 15:47:23,809 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 15:47:24,201 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 15:47:25,139 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 230 [2020-09-04 15:47:25,610 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 196 [2020-09-04 15:47:26,299 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 220 [2020-09-04 15:47:27,080 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 15:47:27,823 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 221 [2020-09-04 15:47:28,768 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 15:47:29,204 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 15:47:29,987 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 15:47:30,764 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 222 [2020-09-04 15:47:31,504 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 15:47:32,289 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 15:47:33,598 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 255 DAG size of output: 243 [2020-09-04 15:47:34,053 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 15:47:34,226 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:47:35,040 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 234 [2020-09-04 15:47:35,228 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 15:47:35,592 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 227 [2020-09-04 15:47:35,896 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:47:36,237 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 15:47:36,588 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 15:47:36,793 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 15:47:36,993 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:47:37,522 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 15:47:37,868 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:47:38,207 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2020-09-04 15:47:38,620 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 15:47:38,817 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:47:39,011 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:47:39,312 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:47:39,494 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:47:39,856 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 15:47:40,208 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 15:47:40,557 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 15:47:41,161 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 15:47:41,500 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 15:47:41,665 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 15:47:42,022 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 232 [2020-09-04 15:47:42,387 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 15:47:42,933 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 15:47:43,286 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 15:47:43,629 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 15:47:43,966 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 15:47:44,328 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 15:47:44,666 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2020-09-04 15:47:45,012 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 15:47:45,354 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 15:47:45,693 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 15:47:46,044 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 231 [2020-09-04 15:47:46,234 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 15:47:46,590 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 15:47:46,928 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 15:47:47,562 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 232 [2020-09-04 15:47:47,906 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 15:47:48,270 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 15:47:48,884 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 15:47:49,228 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 15:47:49,946 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 205 [2020-09-04 15:47:50,304 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:47:50,653 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 15:47:50,995 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 15:47:51,336 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:47:51,691 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 15:47:52,391 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 207 [2020-09-04 15:47:52,744 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:47:53,498 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 217 [2020-09-04 15:47:53,833 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 222 [2020-09-04 15:47:54,009 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 15:47:54,363 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 15:47:55,185 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 15:47:55,945 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 15:47:56,897 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 212 [2020-09-04 15:47:57,944 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 252 DAG size of output: 227 [2020-09-04 15:47:58,505 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 15:47:58,628 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 15:47:58,999 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2020-09-04 15:47:59,565 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 15:48:00,128 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 15:48:00,698 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 236 [2020-09-04 15:48:01,264 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 15:48:01,615 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 217 [2020-09-04 15:48:01,734 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 15:48:02,309 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 237 [2020-09-04 15:48:02,869 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 15:48:03,430 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 15:48:03,986 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 15:48:04,554 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 236 [2020-09-04 15:48:04,670 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 31 [2020-09-04 15:48:04,792 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 15:48:04,911 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 15:48:05,035 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 15:48:05,603 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 15:48:06,163 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 15:48:06,283 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 32 [2020-09-04 15:48:06,860 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 237 [2020-09-04 15:48:07,415 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 234 [2020-09-04 15:48:07,977 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 235 [2020-09-04 15:48:08,684 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 246 [2020-09-04 15:48:09,237 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 15:48:09,786 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 15:48:10,830 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 15:48:11,405 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 237 [2020-09-04 15:48:11,982 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 237 [2020-09-04 15:48:12,542 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 15:48:13,211 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 244 [2020-09-04 15:48:14,249 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 252 DAG size of output: 227 [2020-09-04 15:48:14,381 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 31 [2020-09-04 15:48:15,422 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 250 DAG size of output: 227 [2020-09-04 15:48:16,805 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 15:48:17,379 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 218 [2020-09-04 15:48:17,735 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:48:18,088 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 15:48:19,187 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 248 DAG size of output: 237 [2020-09-04 15:48:19,816 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 15:48:20,354 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 211 [2020-09-04 15:48:20,901 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2020-09-04 15:48:22,045 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 250 DAG size of output: 239 [2020-09-04 15:48:22,695 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 15:48:23,320 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 15:48:23,855 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 214 [2020-09-04 15:48:24,412 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 213 [2020-09-04 15:48:25,049 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 15:48:25,413 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 15:48:25,620 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 15:48:25,976 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:48:27,329 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 15:48:27,703 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 15:48:28,239 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2020-09-04 15:48:28,441 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 209 [2020-09-04 15:48:29,872 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 15:48:31,258 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 15:48:31,610 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 15:48:31,966 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:48:32,324 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 15:48:32,684 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:48:33,048 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 15:48:33,386 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:48:33,726 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:48:34,073 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 15:48:34,431 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 15:48:34,787 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 15:48:35,146 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 15:48:35,485 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:48:35,838 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 15:48:36,175 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:48:36,506 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:48:36,851 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:48:37,213 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 15:48:37,414 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:48:37,604 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:48:37,796 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:48:37,984 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:48:38,321 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:48:38,514 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:48:38,860 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:39,055 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:48:39,247 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:48:39,587 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:48:39,778 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:48:40,124 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:40,312 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:48:40,650 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:48:40,995 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:48:41,177 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:48:41,396 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:48:41,595 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:48:41,797 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:48:41,996 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:48:42,350 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:48:42,554 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:48:42,914 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:48:43,119 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:48:43,322 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:48:43,675 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:48:43,869 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:48:44,228 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:48:44,427 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:48:44,778 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:48:45,138 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:48:45,331 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:48:45,653 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:48:46,419 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 15:48:46,806 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 15:48:47,223 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 15:48:47,588 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 15:48:48,006 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 15:48:49,198 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:48:49,969 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 15:48:50,348 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 15:48:50,659 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:48:50,970 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:48:51,555 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 15:48:52,711 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:48:53,035 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:48:53,357 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:48:53,716 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 15:48:54,268 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:48:54,443 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:48:55,638 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:48:55,968 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:48:56,279 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:48:57,526 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:48:57,697 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:48:58,060 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 15:48:58,381 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:48:58,742 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 15:48:59,507 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 15:48:59,820 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:49:00,237 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 15:49:00,623 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 15:49:00,982 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 15:49:01,400 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 15:49:02,591 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:49:03,358 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 15:49:03,746 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 15:49:04,905 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:49:05,489 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 15:49:05,814 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:49:06,376 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:49:07,567 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:49:07,741 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:49:08,063 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:49:08,392 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:08,749 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 15:49:09,060 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:49:10,307 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:49:10,479 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:49:10,790 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:49:11,109 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:49:11,439 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:11,636 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:49:11,965 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:49:12,296 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:12,629 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:49:13,296 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:49:13,632 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:49:13,825 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:49:14,157 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:49:14,848 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:49:15,180 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:15,510 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:15,847 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:49:16,168 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:49:16,788 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:49:17,454 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:49:17,791 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:49:18,491 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:49:19,097 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:49:19,439 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:49:19,779 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:19,976 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:49:20,306 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:49:20,638 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:21,032 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:49:21,698 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:49:22,033 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:49:22,225 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:49:22,556 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:49:23,247 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:49:23,579 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:23,909 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:24,246 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:49:24,568 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:49:25,187 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:49:25,854 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:49:26,191 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:49:26,888 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:49:27,493 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:49:27,834 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:49:28,145 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:49:29,341 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:49:29,519 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:49:30,685 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:49:30,867 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:49:31,197 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:49:31,585 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 15:49:32,350 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 15:49:32,769 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 15:49:33,129 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 15:49:33,439 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:49:34,212 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 15:49:34,586 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 15:49:34,998 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 15:49:35,175 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:49:35,760 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 15:49:36,070 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:49:36,398 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:49:36,721 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:49:37,273 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:49:37,449 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:49:37,769 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:49:38,127 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 15:49:38,299 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:49:39,500 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:49:39,832 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:40,006 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:49:41,260 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:49:41,619 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 15:49:41,942 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:49:42,118 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:49:42,434 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:49:42,617 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:49:42,796 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:49:42,978 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:49:43,155 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:49:43,481 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:49:43,663 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:49:43,995 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:49:44,180 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:49:44,361 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:49:44,684 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:49:44,857 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:49:45,188 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:49:45,365 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:49:45,689 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:49:46,021 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:49:46,193 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:49:46,959 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 15:49:47,132 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:49:47,835 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 199 [2020-09-04 15:49:48,013 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 15:49:48,832 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 15:49:49,025 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:49:49,202 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:49:49,504 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:49:49,686 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:49:49,887 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:49:50,059 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:49:50,252 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:49:50,428 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:49:50,608 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:49:50,798 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:49:50,960 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 15:49:51,147 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:49:51,497 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 15:49:51,677 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:49:51,979 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:49:52,164 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:49:52,490 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:49:52,813 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:49:53,144 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:49:53,479 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:53,656 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:49:53,840 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:49:54,163 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:49:54,484 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:49:54,814 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:49:54,985 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:49:55,325 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 15:49:55,655 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:55,970 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:49:56,147 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:49:56,473 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:49:56,801 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:49:57,125 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:49:57,320 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:49:57,642 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:49:57,972 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:49:58,301 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:58,630 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:49:58,821 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:49:58,992 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:49:59,656 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:50:00,356 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 15:50:00,522 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 15:50:00,701 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:50:00,891 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:50:01,584 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:50:01,770 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:50:02,451 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 205 [2020-09-04 15:50:02,618 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:50:02,936 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:50:03,115 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:50:03,803 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 196 [2020-09-04 15:50:04,125 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:50:04,449 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:50:04,786 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:50:04,983 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:50:05,320 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:50:05,658 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:50:05,995 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:50:06,662 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:50:07,004 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:50:07,197 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:50:07,535 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:50:08,226 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:50:08,564 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:50:08,900 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:50:09,244 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:50:09,572 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:50:10,200 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:50:10,866 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:50:11,209 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:50:11,908 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:50:12,520 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:50:12,868 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:50:13,202 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:50:13,524 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:50:13,848 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:50:14,363 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 201 [2020-09-04 15:50:14,687 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:50:15,190 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 15:50:15,362 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:50:15,534 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:50:15,707 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:50:15,873 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:50:16,277 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 15:50:16,596 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:50:16,773 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:50:16,947 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:50:17,272 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:50:17,602 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:50:18,203 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 200 [2020-09-04 15:50:19,584 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 15:50:19,745 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 15:50:20,056 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:50:20,389 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:50:21,753 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 15:50:21,924 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:50:22,550 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:50:22,731 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:50:22,898 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:50:23,646 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 15:50:23,846 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:50:25,431 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 230 DAG size of output: 216 [2020-09-04 15:50:25,756 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:50:25,953 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:50:26,586 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 204 [2020-09-04 15:50:26,774 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:50:26,947 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:50:27,125 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:50:27,942 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 15:50:28,125 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:50:28,301 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:50:28,464 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:50:28,659 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:50:28,989 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:50:29,177 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:50:29,347 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 15:50:29,726 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 15:50:29,905 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:50:30,077 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:50:30,379 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:50:30,540 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 15:50:30,912 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 15:50:31,237 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:50:31,402 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 15:50:31,587 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:50:31,913 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:50:32,095 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:50:32,418 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:50:32,722 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 15:50:33,042 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:50:33,371 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:50:33,699 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:50:34,009 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:50:34,339 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:50:34,519 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:50:34,701 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:50:34,875 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 15:50:35,051 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:50:35,405 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:50:35,709 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:50:35,885 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:50:36,197 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 15:50:36,370 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:50:36,546 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:50:36,861 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:50:37,033 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 15:50:37,363 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:50:37,686 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:50:37,869 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:50:38,046 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:50:38,652 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 202 [2020-09-04 15:50:38,975 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:50:40,156 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 15:50:40,707 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:50:40,884 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:50:41,635 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 15:50:41,811 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:50:41,977 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:50:42,477 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 15:50:43,084 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 204 [2020-09-04 15:50:43,450 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 15:50:43,824 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:50:44,468 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 203 [2020-09-04 15:50:44,648 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:50:44,969 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:50:45,319 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 15:50:45,676 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:50:47,084 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 15:50:47,413 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:50:48,993 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 230 DAG size of output: 216 [2020-09-04 15:50:49,175 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:50:49,990 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 15:50:50,172 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:50:50,356 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:50:50,537 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:50:50,719 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:50:50,894 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:50:51,065 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:50:51,406 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 15:50:51,596 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:50:52,335 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 15:50:52,518 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:50:52,695 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:50:53,010 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:50:53,332 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:50:53,656 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:50:53,987 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:50:54,164 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:50:54,346 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:50:54,668 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:50:55,574 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 203 [2020-09-04 15:50:55,749 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:50:56,132 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 202 [2020-09-04 15:50:56,841 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 222 [2020-09-04 15:50:57,173 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:50:57,984 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 206 [2020-09-04 15:50:58,162 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:50:58,328 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:50:58,494 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:50:58,818 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:50:59,132 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:50:59,453 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:50:59,801 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 15:51:00,130 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:51:00,462 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:51:00,766 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:51:00,948 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:51:01,279 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:51:01,589 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:51:01,756 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:51:01,935 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:51:02,115 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:51:02,280 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:51:02,472 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:51:02,662 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:51:02,854 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:51:03,040 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:51:03,385 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:51:03,577 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:51:03,921 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:51:04,116 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:51:04,307 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:51:04,644 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:51:04,827 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:51:05,172 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:51:05,359 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:51:05,698 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:51:06,044 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:51:06,226 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:51:06,436 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:51:07,111 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:51:07,306 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:51:07,579 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:51:08,268 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:51:08,466 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:51:08,666 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:51:08,860 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:51:09,047 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:51:09,384 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:51:09,582 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:51:09,927 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:51:10,114 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:51:10,306 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:51:10,644 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:51:10,836 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:51:11,020 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:51:11,206 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:51:11,549 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:51:11,892 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:51:12,237 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:51:12,419 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:51:16,892 WARN L193 SmtUtils]: Spent 4.47 s on a formula simplification. DAG size of input: 709 DAG size of output: 426 [2020-09-04 15:51:17,281 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 15:51:17,657 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 15:51:18,009 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:51:19,065 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:51:19,417 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:51:20,126 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 217 [2020-09-04 15:51:20,339 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 15:51:20,683 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:51:20,896 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 15:51:21,102 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 15:51:21,616 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 15:51:21,987 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:51:22,205 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 15:51:22,418 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 15:51:22,798 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 15:51:23,184 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 15:51:24,013 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:51:25,769 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 250 DAG size of output: 244 [2020-09-04 15:51:25,970 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 15:51:26,333 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 15:51:26,721 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 15:51:28,470 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 15:51:28,681 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 15:51:29,569 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 15:51:29,922 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:51:30,129 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 15:51:31,188 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 15:51:31,432 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 15:51:33,211 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 245 DAG size of output: 234 [2020-09-04 15:51:33,591 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 15:51:33,967 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:51:34,868 WARN L193 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 15:51:35,230 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:51:35,574 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:51:35,925 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:51:36,993 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 244 DAG size of output: 239 [2020-09-04 15:51:37,218 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 15:51:37,434 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 15:51:37,636 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 15:51:37,873 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 15:51:38,257 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 15:51:38,624 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:51:38,834 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 15:51:39,513 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 15:51:39,734 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 15:51:39,947 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 15:51:40,303 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 15:51:40,504 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 15:51:41,043 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 216 [2020-09-04 15:51:41,413 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:51:41,618 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 15:51:41,844 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-09-04 15:51:42,222 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 15:51:42,447 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 15:51:42,831 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 15:51:43,188 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 15:51:43,561 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 15:51:43,946 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 15:51:44,300 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:51:44,665 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:51:45,115 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 15:51:45,470 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:51:45,694 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 15:51:45,907 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 15:51:46,125 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 15:51:46,645 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 214 [2020-09-04 15:51:47,001 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 15:51:47,351 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:51:47,718 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 15:51:48,063 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:51:48,281 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 15:51:48,648 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 15:51:48,859 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 15:51:49,246 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 15:51:49,597 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:51:49,821 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 15:51:50,039 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 15:51:50,840 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:51:51,219 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 15:51:52,782 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 15:51:53,711 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 15:51:54,065 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:51:55,124 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 15:51:55,343 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 15:51:55,549 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 15:51:56,275 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:51:57,079 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 15:51:57,617 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:51:58,291 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 15:51:59,112 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:51:59,334 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-09-04 15:51:59,710 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 15:52:00,241 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 15:52:00,764 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 216 [2020-09-04 15:52:02,504 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 15:52:02,893 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 15:52:04,671 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 245 DAG size of output: 234 [2020-09-04 15:52:05,029 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 15:52:06,113 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 244 DAG size of output: 239 [2020-09-04 15:52:06,471 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:52:06,702 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 15:52:06,924 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 15:52:07,279 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:52:07,495 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 15:52:07,706 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 15:52:08,220 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 15:52:08,589 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:52:09,651 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 244 DAG size of output: 243 [2020-09-04 15:52:09,876 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 15:52:10,092 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 15:52:10,460 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:52:10,837 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 15:52:11,188 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:52:11,575 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 15:52:11,926 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:52:12,282 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 15:52:12,660 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 15:52:13,899 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 15:52:14,115 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 15:52:14,804 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 233 [2020-09-04 15:52:15,936 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 242 DAG size of output: 242 [2020-09-04 15:52:16,322 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 15:52:17,505 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 15:52:17,722 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 15:52:17,927 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 15:52:18,133 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 15:52:18,512 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 15:52:18,874 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 15:52:19,250 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 15:52:19,779 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 15:52:20,163 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 15:52:20,550 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 15:52:20,906 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 15:52:21,130 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-09-04 15:52:21,517 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 15:52:21,881 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:52:22,088 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 15:52:22,308 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 15:52:22,529 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 15:52:22,735 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 15:52:23,384 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 15:52:23,714 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 202 [2020-09-04 15:52:24,361 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 15:52:25,012 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 15:52:25,656 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 15:52:27,154 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 238 DAG size of output: 203 [2020-09-04 15:52:27,809 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:52:28,137 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 200 [2020-09-04 15:52:28,786 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 15:52:30,285 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 240 DAG size of output: 205 [2020-09-04 15:52:30,932 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 15:52:31,580 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 15:52:32,239 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:52:32,874 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 15:52:33,652 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 15:52:35,220 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 238 DAG size of output: 203 [2020-09-04 15:52:35,878 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:52:37,378 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 240 DAG size of output: 205 [2020-09-04 15:52:38,142 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 15:52:38,804 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 15:52:40,293 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 15:52:40,496 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 15:52:41,413 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:52:41,617 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 202 [2020-09-04 15:52:42,432 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 15:52:42,654 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 15:52:42,862 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:52:43,204 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:52:43,419 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 15:52:43,652 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 15:52:43,854 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 15:52:44,079 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 15:52:44,286 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:52:44,496 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:52:44,718 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 15:52:44,909 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 15:52:45,129 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 15:52:45,523 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 204 [2020-09-04 15:52:45,734 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:52:46,075 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:52:46,291 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 15:52:46,657 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:52:47,023 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:52:47,396 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:52:47,767 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 15:52:47,974 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 15:52:48,189 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 15:52:48,553 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:52:48,914 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 15:52:49,286 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:52:49,487 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 15:52:49,879 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 201 [2020-09-04 15:52:50,249 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 15:52:50,606 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 15:52:50,813 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 15:52:51,178 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:52:51,548 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:52:51,914 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:52:52,142 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 15:52:52,504 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:52:52,877 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 15:52:53,249 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 15:52:53,618 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 15:52:53,841 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 15:52:54,043 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:52:54,881 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 212 [2020-09-04 15:52:55,697 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 211 [2020-09-04 15:52:55,893 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 15:52:56,103 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 15:52:56,325 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 15:52:57,081 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 213 [2020-09-04 15:52:57,299 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 15:52:58,105 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 213 [2020-09-04 15:52:58,301 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 15:52:58,657 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:52:58,864 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:52:59,798 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 15:53:00,160 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 15:53:08,198 WARN L193 SmtUtils]: Spent 8.03 s on a formula simplification. DAG size of input: 818 DAG size of output: 565 [2020-09-04 15:53:08,516 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:53:08,881 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:53:09,238 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:53:09,586 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:53:09,924 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:53:10,275 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:53:10,611 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:53:10,943 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 15:53:11,285 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 15:53:11,508 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:53:11,707 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:53:11,909 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:53:12,105 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:53:12,457 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:53:12,659 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:53:13,017 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:53:13,222 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:53:13,424 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:53:13,774 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:53:13,968 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:53:14,325 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:53:14,523 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:53:14,873 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:53:15,231 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:53:15,423 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:53:15,766 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:53:16,088 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:53:16,411 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:53:16,926 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 201 [2020-09-04 15:53:17,249 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:53:17,749 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 15:53:17,921 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:53:18,092 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:53:18,262 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:53:18,427 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:53:18,767 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 15:53:19,081 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:53:19,257 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:53:19,429 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:53:19,753 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:53:20,081 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:53:20,681 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 200 [2020-09-04 15:53:22,060 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 15:53:22,220 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 15:53:22,530 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:53:22,862 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:53:24,212 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 15:53:24,382 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:53:25,006 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:53:25,185 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:53:25,351 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:53:26,099 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 15:53:26,300 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:53:27,866 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 230 DAG size of output: 216 [2020-09-04 15:53:28,190 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:53:28,385 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 15:53:29,018 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 204 [2020-09-04 15:53:29,204 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:53:29,375 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:29,552 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:30,363 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 15:53:30,546 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:53:30,720 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:53:30,888 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 15:53:31,082 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:53:31,414 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:53:31,601 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:53:31,770 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 15:53:32,149 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 15:53:32,327 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:53:32,498 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:53:32,800 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:53:32,961 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 15:53:33,327 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 15:53:33,643 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:53:33,808 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 15:53:33,991 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:53:34,314 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:53:34,495 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:53:34,818 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:53:35,121 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2020-09-04 15:53:35,440 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:53:35,768 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:53:36,095 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:53:36,406 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:53:36,736 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:53:36,916 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:37,097 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:53:37,269 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 15:53:37,444 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:53:37,798 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:53:38,101 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:53:38,277 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:38,588 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 15:53:38,762 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:53:38,937 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:53:39,251 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:53:39,421 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 15:53:39,751 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:53:40,074 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:53:40,256 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:53:40,433 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:53:41,035 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 202 [2020-09-04 15:53:41,359 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:53:42,536 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 15:53:43,086 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:53:43,262 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:53:44,010 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 222 [2020-09-04 15:53:44,187 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:53:44,353 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 15:53:44,850 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 15:53:45,457 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 204 [2020-09-04 15:53:45,821 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 15:53:46,192 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:53:46,835 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 203 [2020-09-04 15:53:47,015 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:53:47,335 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:53:47,685 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 15:53:48,041 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:53:49,445 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 15:53:49,770 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:53:51,347 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 230 DAG size of output: 216 [2020-09-04 15:53:51,529 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 15:53:52,342 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 15:53:52,587 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:52,771 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:53:52,950 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:53:53,130 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:53,304 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:53,474 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:53:53,813 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 15:53:54,000 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:53:54,738 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 224 [2020-09-04 15:53:54,920 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:53:55,094 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:53:55,409 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:53:55,730 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:53:56,054 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:53:56,385 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:53:56,562 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:53:56,744 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:53:57,067 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:53:57,973 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 203 [2020-09-04 15:53:58,148 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:53:58,531 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 202 [2020-09-04 15:53:59,239 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 222 [2020-09-04 15:53:59,571 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:54:00,382 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 206 [2020-09-04 15:54:00,557 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:54:00,722 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:54:00,887 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:54:01,211 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:54:01,520 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:54:01,843 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:54:02,191 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 15:54:02,519 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:54:02,850 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:54:03,154 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 15:54:03,335 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:03,666 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:54:03,976 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:54:04,143 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 15:54:04,321 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:04,501 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:04,666 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 15:54:04,998 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 15:54:05,314 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:54:05,673 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 15:54:06,437 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 15:54:06,749 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:54:07,166 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 200 [2020-09-04 15:54:07,552 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 15:54:07,910 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 15:54:08,326 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 15:54:09,514 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:54:10,279 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 15:54:10,657 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 15:54:11,810 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:54:12,395 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 15:54:12,721 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:54:13,277 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 15:54:14,469 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 15:54:14,644 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 15:54:14,964 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 15:54:15,293 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:54:15,650 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 15:54:15,960 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:54:17,207 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 15:54:17,378 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:54:17,686 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:54:23,242 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:54:23,421 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:23,605 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:23,783 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:24,105 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:54:24,286 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:24,616 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:54:24,792 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:24,973 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:25,298 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:54:25,479 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:25,652 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:54:25,828 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:26,157 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:54:26,485 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:54:26,815 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:54:26,987 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:54:27,320 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:54:27,521 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:54:27,725 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:54:27,923 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:54:28,273 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:54:28,474 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:54:28,832 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:54:29,029 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 15:54:29,232 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:54:29,584 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:54:29,786 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 15:54:29,980 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:54:30,176 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 15:54:30,534 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:54:30,889 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 15:54:31,247 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 15:54:31,440 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 15:54:31,644 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:54:32,323 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:54:32,515 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:54:33,210 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:54:33,414 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:54:34,079 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:54:34,776 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:54:34,966 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:54:35,327 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2020-09-04 15:54:35,508 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:35,685 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:36,043 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 15:54:36,392 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 15:54:36,572 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:36,903 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:54:37,079 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:37,420 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 15:54:37,863 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 198 [2020-09-04 15:54:38,044 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:38,361 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:54:38,704 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 15:54:39,063 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2020-09-04 15:54:39,914 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 202 [2020-09-04 15:54:40,245 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:54:40,660 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 15:54:41,033 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 200 [2020-09-04 15:54:41,368 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:54:41,545 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 15:54:41,852 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2020-09-04 15:54:42,163 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2020-09-04 15:54:42,486 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 15:54:42,841 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 15:54:43,153 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 15:54:43,335 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:44,204 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 204 [2020-09-04 15:54:44,375 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:54:44,556 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:54:45,542 WARN L193 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 15:54:45,878 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 15:54:56,051 WARN L193 SmtUtils]: Spent 7.34 s on a formula simplification. DAG size of input: 693 DAG size of output: 425 [2020-09-04 15:54:56,402 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 15:54:56,736 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:54:57,059 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:54:57,385 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:54:57,709 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:54:58,032 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:54:58,363 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:54:58,689 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:54:59,014 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:54:59,334 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:54:59,656 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:54:59,977 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:00,306 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:00,635 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:00,956 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:55:01,876 WARN L193 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 218 [2020-09-04 15:55:02,878 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 221 [2020-09-04 15:55:03,129 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 15:55:03,367 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 15:55:03,609 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 15:55:04,521 WARN L193 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 218 [2020-09-04 15:55:04,750 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 15:55:05,814 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 232 DAG size of output: 221 [2020-09-04 15:55:07,250 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:55:07,586 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:55:07,926 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:55:08,123 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:55:08,462 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:55:08,798 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:55:09,462 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:55:09,803 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:55:09,996 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:55:10,684 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:55:11,020 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 15:55:11,358 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:55:11,692 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 15:55:12,355 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:55:12,981 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 15:55:13,316 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 15:55:13,659 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:55:14,001 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 15:55:14,693 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:55:15,304 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 15:55:15,625 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:55:15,948 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:55:16,271 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:55:16,593 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:16,916 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:55:17,244 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:17,568 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:17,746 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:18,414 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:55:18,609 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:55:18,933 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:19,128 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:55:19,458 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:19,786 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:19,979 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:55:20,667 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:55:20,993 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:55:21,182 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:55:21,356 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:55:21,545 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:21,882 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:22,063 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:22,386 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:55:22,708 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:23,031 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:55:23,203 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:55:23,698 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 15:55:24,074 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 202 [2020-09-04 15:55:24,572 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2020-09-04 15:55:24,955 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 204 [2020-09-04 15:55:25,105 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-09-04 15:55:25,602 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2020-09-04 15:55:25,827 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 15:55:26,208 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 204 [2020-09-04 15:55:26,434 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 15:55:26,800 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 15:55:27,290 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 15:55:27,665 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 202 [2020-09-04 15:55:27,798 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 15:55:27,914 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 15:55:28,145 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 31 [2020-09-04 15:55:28,502 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 15:55:28,851 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 203 [2020-09-04 15:55:29,221 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 15:55:29,593 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 15:55:29,946 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 205 [2020-09-04 15:55:30,298 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 203 [2020-09-04 15:55:30,459 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 15:55:30,614 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 15:55:30,989 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 15:55:31,146 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 15:55:31,504 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 195 [2020-09-04 15:55:32,002 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 15:55:32,376 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 202 [2020-09-04 15:55:32,531 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 31 [2020-09-04 15:55:32,773 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 34 [2020-09-04 15:55:32,928 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 15:55:33,061 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 15:55:33,198 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 15:55:33,422 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 15:55:33,791 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 15:55:34,281 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 203 [2020-09-04 15:55:34,784 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 205 [2020-09-04 15:55:35,013 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 31 [2020-09-04 15:55:35,186 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 30 [2020-09-04 15:55:35,385 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 32 [2020-09-04 15:55:35,522 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 26 [2020-09-04 15:55:35,686 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 29 [2020-09-04 15:55:35,848 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 29 [2020-09-04 15:55:36,212 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 15:55:36,575 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 15:55:36,937 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 15:55:37,070 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 15:55:37,442 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 15:55:37,559 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-09-04 15:55:37,692 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 24 [2020-09-04 15:55:37,842 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 29 [2020-09-04 15:55:38,066 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 29 [2020-09-04 15:55:38,234 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 29 [2020-09-04 15:55:38,386 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 15:55:38,552 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 31 [2020-09-04 15:55:38,909 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 195 [2020-09-04 15:55:39,236 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 15:55:39,559 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:39,881 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:55:40,209 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:40,533 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:40,711 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:41,378 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 15:55:41,573 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:55:41,895 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:42,091 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 15:55:42,421 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:42,749 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:42,942 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:55:43,630 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 15:55:43,957 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:55:44,146 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:55:44,321 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:55:44,515 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:44,852 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 15:55:45,033 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 15:55:45,357 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:55:45,679 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:46,003 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 15:55:46,176 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:55:47,632 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 15:55:48,225 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 203 [2020-09-04 15:55:48,395 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:55:48,570 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 15:55:48,740 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 15:55:50,103 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 15:55:50,918 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 15:55:51,732 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 220 [2020-09-04 15:55:51,904 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 15:55:52,243 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 15:55:52,794 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 15:55:52,970 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:55:53,313 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 193 [2020-09-04 15:55:53,629 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 221 [2020-09-04 15:55:55,036 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 15:55:56,436 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 15:55:56,758 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 221 [2020-09-04 15:55:58,158 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 228 DAG size of output: 211 [2020-09-04 15:55:58,474 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:55:58,841 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 15:55:59,002 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 15:55:59,196 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 15:55:59,883 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 196 [2020-09-04 15:56:00,563 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 196 [2020-09-04 15:56:00,755 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 15:56:00,926 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 15:56:01,095 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:56:01,284 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 15:56:01,450 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 15:56:01,761 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 15:56:02,454 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 196 [2020-09-04 15:56:02,932 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 15:56:03,106 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 15:56:03,480 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 200 [2020-09-04 15:56:03,852 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 200